Question

the price of a book is 5RS less than thrice the price of a pen. if book cost 40Rs. what does apen cost​

Answer 1

Answer:

the correct answer is 8

Step-by-step explanation:

because I divided like this,

5 divided into 40 = 8

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Answer 2

Answer:

15 rupees

Step-by-step explanation:

let the cost of pen be x

since , the book is 5 rupees les than thrice of pen

therefore,

book = 3x- 5

so if price of book is 40 rupees then

40 = 3x-5

3x= 40+ 5

3x= 45

x= 45/3

x= 15